/Engine/Source/Runtime/AssetRegistry/Public/AssetRegistry/IAssetRegistry.h
Gets asset data for all assets in the supplied folder path
bool GetAssetsByPath ( [FName](API\Runtime\Core\UObject\FName) PackagePath, [TArray](API\Runtime\Core\Containers\TArray)< [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) > & OutAssetData, bool bRecursive, bool bIncludeOnlyOnDiskAssets ) const